src/server/safs/pcheck.c@a5a142fea2ae
src/server/safs/pcheck.c
Tue, 12 Sep 2023 18:08:11 +0200
- author
- Olaf Wintermann <olaf.wintermann@gmail.com>
- date
- Tue, 12 Sep 2023 18:08:11 +0200
- changeset 511
- a5a142fea2ae
- parent 139
- 29ac9aed4889
- permissions
- -rw-r--r--
update uwproj
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * * THE BSD LICENSE * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of the nor the names of its contributors may be * used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* * open web server code from safs/pcheck.cpp */ #include "pcheck.h" #include "../util/pblock.h" /* --------------------------- pcheck_find_path --------------------------- */ /* * Takes a given path, and figures out if there is any path_info attached. * If no explicit path_info was provided by nametrans, and the file doesn't * exist as specified, it tries to find it by groping through the filesystem. * * This type of implicit path_info cannot be attached to directories. Such * a request will be flagged as not found. * * pb unused. */ static char* find_param(char *uri, char *param) { // Find ;parameters on the end of uri if (param > uri) { if (*param == FILE_PATHSEP) { --param; } while (param > uri && *param != FILE_PATHSEP && *param != ';') { --param; } if (*param == ';') { return param; } } return NULL; } static PRBool set_path_info(Request *rq, char *uri, int path_info_depth) { // Find trailing path components in uri, e.g. the "/baz;qux/quux" in // "/cgi-bin/foo.pl;bar/baz;qux/quux" (here path_info_depth would be 2) char *path_info = &uri[strlen(uri)]; while (path_info > uri && path_info_depth) { --path_info; if (*path_info == FILE_PATHSEP) { --path_info_depth; } } if (*path_info) { pblock_nvinsert("path-info", path_info, rq->vars); return PR_TRUE; } return PR_FALSE; } int pcheck_find_path(pblock *pb, Session *sn, Request *rq) { char *path = pblock_findkeyval (pb_key_path, rq -> vars); char *path_info = pblock_findkeyval (pb_key_path_info , rq -> vars); char *script_name = pblock_findkeyval (pb_key_script_name, rq -> vars); //NSFCFileInfo *finfo = NULL; struct stat stbuf; struct stat *finfo = NULL; rq->directive_is_cacheable = 1; if (path_info != NULL || script_name != NULL || path == NULL) return REQ_NOACTION;// ruslan: bail out right away for performance (no need to go into file cache) if (!*path) return REQ_NOACTION; /* if ((INTrequest_info_path(path, rq, NULL) == PR_SUCCESS)) return REQ_NOACTION; */ rq->directive_is_cacheable = 0; path_info = &path[strlen(path) - 1]; char *forward = pblock_findkeyval(pb_key_find_pathinfo_forward, rq->vars); char *base = NULL; if (forward) { base = pblock_findval("ntrans-base" , rq -> vars); if (!base) forward = NULL; } int path_info_depth = 0; if(!forward) { while (1) { /* Change all occurrences of '/' to FILE_PATHSEP for WIN32 */ for( ; path_info != path; --path_info) if (*path_info == FILE_PATHSEP) break; for( ; path_info != path; --path_info) { ++path_info_depth; if (*(path_info - 1) != FILE_PATHSEP) break; } if (path_info == path) break; *path_info = '\0'; //if ((INTrequest_info_path(path, rq, &finfo) == PR_SUCCESS) && finfo) { struct stat *st = request_stat_path(path, rq); if(st) { finfo = &stbuf; stbuf = *st; free(st); } if(finfo) { //if (finfo->pr.type != PR_FILE_FILE) { if(S_ISDIR(finfo->st_mode)) { *path_info = FILE_PATHSEP; if (set_path_info(rq, pblock_findkeyval(pb_key_uri, rq->reqpb), 0)) { return REQ_PROCEED; } break; } else { set_path_info(rq, pblock_findkeyval(pb_key_uri, rq->reqpb), path_info_depth); return REQ_PROCEED; } } else { *path_info-- = FILE_PATHSEP; } } /* This was changed to support virtual documents */ return REQ_NOACTION; } else { int baselen = strlen(base); if (strncmp(path, base, baselen)) return REQ_NOACTION; path_info = &path[baselen]; if (*path_info == '/') path_info++; while (1) { for( ; *path_info; ++path_info) if (*path_info == FILE_PATHSEP) break; if (!*path_info) { if (set_path_info(rq, pblock_findkeyval(pb_key_uri, rq->reqpb), 0)) { return REQ_PROCEED; } break; } *path_info = '\0'; //if ((INTrequest_info_path(path, rq, &finfo) == PR_SUCCESS) && finfo) { struct stat *st = request_stat_path(path, rq); if(st) { stbuf = *st; finfo = &stbuf; free(st); } if(finfo) { //if (finfo->pr.type != PR_FILE_FILE) { if(S_ISDIR(finfo->st_mode)) { *path_info++ = FILE_PATHSEP; } else { char *uri = pblock_findkeyval(pb_key_uri, rq->reqpb); *path_info = FILE_PATHSEP; #ifdef XP_WIN32 char *unmpath = pblock_findval("unmuri", rq->vars); if (unmpath) { char *nm = &path_info[strlen(path_info)-1]; char *unm = &unmpath[strlen(unmpath)-1]; while(nm != path_info && unm != unmpath) { if (*nm != *unm) { if (*unm == '\\' && *nm == '/') *nm = *unm; else PR_ASSERT(0); } nm--; unm--; } uri = unmpath; } #endif char *t = path_info; for(; *t; ++t) if (*t == FILE_PATHSEP) ++path_info_depth; *path_info = '\0'; set_path_info(rq, uri, path_info_depth); return REQ_PROCEED; } } else { *path_info = FILE_PATHSEP; break; } } /* This was changed to support virtual documents */ return REQ_NOACTION; } }
